gpio16.c 文件参考

#include "ets_sys.h"
#include "osapi.h"
#include "driver/gpio16.h"

gpio16.c 的引用(Include)关系图:

函数
void ICACHE_FLASH_ATTR	gpio16_output_conf (void)
void ICACHE_FLASH_ATTR	gpio16_output_set (uint8 value)
void ICACHE_FLASH_ATTR	gpio16_input_conf (void)
uint8 ICACHE_FLASH_ATTR	gpio16_input_get (void)

函数说明

void ICACHE_FLASH_ATTR gpio16_output_conf

(

void

)

{
    WRITE_PERI_REG(PAD_XPD_DCDC_CONF,
                   (READ_PERI_REG(PAD_XPD_DCDC_CONF) & 0xffffffbc) | (uint32)0x1);  // mux configuration for XPD_DCDC to output rtc_gpio0

    WRITE_PERI_REG(RTC_GPIO_CONF,
                   (READ_PERI_REG(RTC_GPIO_CONF) & (uint32)0xfffffffe) | (uint32)0x0);  //mux configuration for out enable

    WRITE_PERI_REG(RTC_GPIO_ENABLE,
                   (READ_PERI_REG(RTC_GPIO_ENABLE) & (uint32)0xfffffffe) | (uint32)0x1);    //out enable
}

void ICACHE_FLASH_ATTR gpio16_output_set

(

uint8

value

)

{
    WRITE_PERI_REG(RTC_GPIO_OUT,
                   (READ_PERI_REG(RTC_GPIO_OUT) & (uint32)0xfffffffe) | (uint32)(value & 1));
}

void ICACHE_FLASH_ATTR gpio16_input_conf

(

void

)

{
    WRITE_PERI_REG(PAD_XPD_DCDC_CONF,
                   (READ_PERI_REG(PAD_XPD_DCDC_CONF) & 0xffffffbc) | (uint32)0x1);  // mux configuration for XPD_DCDC and rtc_gpio0 connection

    WRITE_PERI_REG(RTC_GPIO_CONF,
                   (READ_PERI_REG(RTC_GPIO_CONF) & (uint32)0xfffffffe) | (uint32)0x0);  //mux configuration for out enable

    WRITE_PERI_REG(RTC_GPIO_ENABLE,
                   READ_PERI_REG(RTC_GPIO_ENABLE) & (uint32)0xfffffffe);    //out disable
}

uint8 ICACHE_FLASH_ATTR gpio16_input_get

(

void

)

{
    return (uint8)(READ_PERI_REG(RTC_GPIO_IN_DATA) & 1);
}